Overview As a Full Stack Developer at Caravelo, you will build scalable backend systems in a high-transaction fintech/traveltech environment while contributing to UI work when needed. You’ll design APIs, implement secure, modular services, and optimize data models for high availability. The role involves close collaboration with frontend teams, applying AI-assisted coding techniques, and maintaining strong code quality and observability. This position offers impact across the SaaS platform, shaping how airlines modernize their subscription and pricing capabilities. Join a mission-driven team redefining travel technology from Barcelona with integral reach. Compensaciones / Beneficios * competitive salary with progression * tax-free benefits: private health insurance, restaurant and transport cards, kindergarten subsidies * flexible hours and locations * hybrid work model with Barcelona office * budget for training and conferences * 23 days holiday Responsabilidades * Design,



develop and maintain scalable Java backend systems * Build and evolve public and internal APIs with strong security and data handling * Apply Hexagonal Architecture for modular, maintainable codebases * Work with relational and non-relational databases (including Couchbase) for high-transaction workloads * Identify and resolve performance bottlenecks using observability tools (e.g., Datadog) * Ensure high-quality code through unit/integration/E2E tests and code reviews * Implement observability (metrics, logging, tracing) and manage technical debt * Collaborate with frontend team, pick up Vue.js work when required, and ensure end-to-end ticket delivery * Utilize AI coding assistants and Spec-Driven Development to guide implementation * Create and maintain technical documentation and support cross-functional collaboration Requisitos principales * Extensive experience in Java backend development * Experience designing and implementing large-scale backend solutions in AWS * Strong RESTful API and micr

📌 Full Stack Developer (Barcelona)
🏢 Caravelo
📍 Barcelona